Assignee
Inventors
- Do-Sun Lee (18 patents)
- Chang Woo Sohn (20 patents)
- Chul-Sung Kim (64 patents)
- Shigenobu Maeda (211 patents)
- Young-Moon Choi (14 patents)
- Hyo-Seok Choi (11 patents)
- Sang-Jin Hyun (93 patents)
US Patent 10403717 · Granted Sep 3, 2019